157537680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{656407}}^1$

素因数の和:656423

約数の個数: 40

約数和(自身を含む): 488367552

約数和(自身を除く): 330829872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 656407, 1312814, 1969221, 2625628, 3282035, 3938442, 5251256, 6564070, 7876884, 9846105, 10502512, 13128140, 15753768, 19692210, 26256280, 31507536, 39384420, 52512560, 78768840, 157537680]

約数ペア:

[(1, 157537680), (2, 78768840), (3, 52512560), (4, 39384420), (5, 31507536), (6, 26256280), (8, 19692210), (10, 15753768), (12, 13128140), (15, 10502512), (16, 9846105), (20, 7876884), (24, 6564070), (30, 5251256), (40, 3938442), (48, 3282035), (60, 2625628), (80, 1969221), (120, 1312814), (240, 656407)]